/*
 * Copyright (c) Joachim Ansorg, mail@ansorg-it.com
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.ansorgit.plugins.bash.refactoring;

import com.ansorgit.plugins.bash.lang.psi.api.BashFileReference;
import com.ansorgit.plugins.bash.lang.psi.api.function.BashFunctionDef;
import com.ansorgit.plugins.bash.lang.psi.api.heredoc.BashHereDocMarker;
import com.ansorgit.plugins.bash.lang.psi.api.vars.BashVar;
import com.ansorgit.plugins.bash.lang.psi.api.vars.BashVarDef;
import com.ansorgit.plugins.bash.lang.psi.util.BashPsiUtils;
import com.intellij.lang.refactoring.RefactoringSupportProvider;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiFile;
import org.jetbrains.annotations.NotNull;

/**
 * Definition of the refactoring support available in this plugin.
 * <br>
 * @author jansorg
 */
public class BashRefactoringSupport extends RefactoringSupportProvider {
    @Override
    public boolean isInplaceRenameAvailable(@NotNull PsiElement element, PsiElement context) {
        PsiFile fileContext = BashPsiUtils.findFileContext(element);
        if (context == null || fileContext == null || !fileContext.isEquivalentTo(BashPsiUtils.findFileContext(context))) {
            return false;
        }

        return (element instanceof BashVarDef) ||
                (element instanceof BashFunctionDef) ||
                (element instanceof BashVar) ||
                (element instanceof BashHereDocMarker) ||
                (element instanceof BashFileReference);
    }
}
